The ring of integers of a local field $K$ with absolute value $|\ |$ is the subring $\mathcal O_K := \{x\in K:|x|\le 1\}$; it is a discrete valuation ring.
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- Last edited by Andrew Sutherland on 2020-10-24 15:52:00
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- 2020-10-24 15:52:00 by Andrew Sutherland (Reviewed)